CN202757224U - Closed type natural cooling system of technical cooling water - Google Patents
Closed type natural cooling system of technical cooling water Download PDFInfo
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- CN202757224U CN202757224U CN2012203997795U CN201220399779U CN202757224U CN 202757224 U CN202757224 U CN 202757224U CN 2012203997795 U CN2012203997795 U CN 2012203997795U CN 201220399779 U CN201220399779 U CN 201220399779U CN 202757224 U CN202757224 U CN 202757224U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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Abstract
The utility model relates to the application of an energy conservation technology of an air-conditioning system to a technical cooling water system in an industrial field. A closed type natural cooling system of technical cooling water is characterized in that an evaporimeter, processing equipment, a booster water pump, a closed type natural cooling energy-saving device and a freezing water pump in each refrigeration main machine are sequentially connected through a freezing water pipeline system in closed cycle mode. A condenser, a cooling water pump and an open type cooling tower in each refrigeration main machine are sequentially connected through a cooling water pipeline system in closed cycle mode. The closed type natural cooling energy-saving device is airtight circulating cooling equipment with a coil pipe filled with cooling working fluids. Two electric two-way valves are respectively installed on two branches of the freezing water pipeline system. According to the closed type natural cooling system of the technical cooling water, system energy consumption can be greatly reduced, energy saving effect is remarkable, and social benefits and economic benefits are good. The closed type natural cooling system of the technical cooling water is special for application places in the industrial field that the processing equipment is high in calorific value, refrigeration is needed to be processed all the year round to supply the technical cooling water, and a refrigeration main machine system is still needed to refrigerate in winter.
Description
Technical field
The utility model relates to the air conditioner system energy saving technology in the application of industrial circle process cooling water system.
Background technology
Industrial circle process cooling water system, cooling water flow is large, the temperature difference is large, therefore the refrigeration duty of cooling water system is large, refrigeration duty is main relevant with output, is subjected to the impact of outdoor environment temperature little, even in outdoor environment temperature very low winter, the refrigeration duty of process cooling water system is still larger, therefore need the whole year handpiece Water Chilling Units refrigerating operaton that chilled water is provided, handpiece Water Chilling Units operation energy consumption and operating cost are high.
The schematic flow sheet that industrial circle process cooling water system is general is seen Fig. 1:
Present industrial circle process cooling water system flow schematic diagram as shown in Figure 1, mainly comprise: refrigeration host computer 1, evaporimeter 2, process equipment 3, chilled water pump 4, condenser 5, cooling water pump 6, open cooling tower 7, pipeline annexation, position relationship are all prior art between them.Refrigeration host computer 1 operation, the heat of evaporimeter 2 absorption technique cooling waters wherein, the process cooling water rear supply process equipment 3 of being lowered the temperature, carry out heat exchange with process equipment 3 after, the process cooling water temperature evaporimeter 2 that returns in the refrigeration host computer that raises is lowered the temperature.Condenser 5 is dispersed into the condensation heat that above-mentioned process of refrigerastion produces in the atmosphere by open cooling tower 7.
Summary of the invention
The purpose of this utility model is to realize the handpiece Water Chilling Units of prior art is provided for process equipment the improvement of chilled water system, makes the acquisition energy-saving effect.
The technical scheme that the utility model proposes is: system comprises and is placed in some refrigeration host computers arranged side by side in the main equipment room, process equipment, open cooling tower, cooling water pipeline system, cooling water pump, described each refrigeration host computer includes evaporimeter and condenser, it is characterized in that, this system also comprises enclosed nature cooling and energy conserving device, chilled water pump, chilled water pipeline system, booster water pump, control system and two two-way electronic valves
Described control system is connected with refrigeration host computer, enclosed nature cooling and energy conserving device, open cooling tower, cooling water pump, chilled water pump, booster water pump, two-way electronic valve respectively,
Evaporimeter in each refrigeration host computer, process equipment, booster water pump, enclosed nature cooling and energy conserving device, chilled water pump connect by chilled water pipeline system closed loop successively,
Condenser in each refrigeration host computer, cooling water pump, open cooling tower connect by cooling water pipeline system closed loop successively,
Described enclosed nature cooling and energy conserving device is the sealing and circulating cooling device that filling has cooling working medium in the coil pipe,
Described two two-way electronic valves are installed on respectively on two branch roads of chilled water pipeline system.
The utility model is by increasing enclosed nature cooling and energy conserving device in the system, outstanding is, can realize that the handpiece Water Chilling Units operation that in the winter time this enclosed natural cooling device and aturally-cold air heat exchange substitute compression refrigeration provides cryogenic freezing water, thereby greatly reduce system energy consumption, energy-saving effect is remarkable.The utility model has reduced energy consumption and the fault rate of original system, and good Social benefit and economic benefit is arranged.
It is large that the utility model specially is applicable to industrial circle process equipment caloric value, needs the whole year running refrigerating that process cooling water is provided, and the refrigeration host computer system still needs the application places of running refrigerating winter.
Description of drawings
Fig. 1 is present industrial circle process cooling water system flow schematic diagram.
Fig. 2 is principle process schematic diagram of the present utility model.
Description of symbols: refrigeration host computer 1, evaporimeter 2, process equipment 3, chilled water pump 4, condenser 5, cooling water pump 6, open cooling tower 7, enclosed nature cooling and energy conserving device 8, booster water pump 9, two-way electronic valve 10, two-way electronic valve 11, chilled water pipeline system 12, cooling water pipeline system 13.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further.
As shown in Figure 2, the utility model system comprises: be placed in some refrigeration host computers arranged side by side 1, process equipment 3, open cooling tower 7, cooling water pipeline system 13, cooling water pump 6 in the main equipment room (not shown), described each refrigeration host computer mainly comprises evaporimeter 2 and condenser 5 etc., it is characterized in that, also comprise enclosed nature cooling and energy conserving device 8, chilled water pump 4, chilled water pipeline system 12, booster water pump 9, control system (not shown) and two two-way electronic valves (10,11), their annexation is:
Described control system is connected with the electrical control cubicles of refrigeration host computer 1, enclosed nature cooling and energy conserving device 8, open cooling tower 7, cooling water pump 6, chilled water pump 4, booster water pump 9, two-way electronic valve respectively,
Described open cooling tower is installed on the good zone of main equipment room separate ventilation.
Described process equipment 3 is on the production line of factory floor.
Described enclosed nature cooling and energy conserving device 8 is to fill with the sealing and circulating cooling device that cooling working medium is arranged in the coil pipe, formed by parts such as blower fan, feeding spraying pump, heat exchange copper tube, filler, tower bodies, be the commercially available prod, this device itself be not the utility model to the contribution of prior art, this body structure of enclosed nature cooling and energy conserving device is not done concrete introduction.Process cooling water circulates in the heat exchange copper tube of enclosed nature cooling and energy conserving device, does not contact with outdoor air, and cooling water quality can not be subject to outdoor air pollution.Cooling working medium is to carry out heat exchange by coil pipe wall and shower water, shower water forms moisture film in coil surface and filling surface, the liquid water evaporator strip is walked heat, and the flow working medium in the coil pipe is lowered the temperature, thereby makes the process cooling water that flows in the heat exchange copper tube obtain to cool.
Described booster water pump 9 is used for overcoming owing to newly increasing the water resistance that the natural cooling and energy conserving device 8 of chilled water pipeline system, valve member and enclosed causes increase.
Described two two-way electronic valves are installed on respectively on two branch lines of chilled water pipeline system, wherein: two-way electronic valve 10 is used for the control process cooling water and leads to opening or closing of enclosed nature cooling and energy conserving device 8 by process equipment 3, and two-way electronic valve 11 is used for the control process cooling water and leads to opening or closing of evaporimeter 2 by process equipment 3.
Described control system is used for realizing the automatic switchover of handpiece Water Chilling Units isolated operation refrigeration, enclosed natural cooling device isolated operation refrigeration and handpiece Water Chilling Units and three kinds of mode of operations of enclosed natural cooling device cooperation refrigeration by two-way electronic valve 10, two-way electronic valve 11.Be specially:
When outdoor environment temperature is higher, the natural cooling effect of enclosed nature cooling and energy conserving device 8 is not obvious, in this case, control system makes that two-way electronic valve 10 is closed, two-way electronic valve 11 is opened, enclosed natural cooling device 8 does not start, refrigeration host computer 1 operation, chilled water pump 4 operations, cooling water pump 6 operations, open cooling tower 7 operations, and process equipment 3 high-temperature water out cools to the required temperature of technique through each evaporimeter of refrigeration host computer 1.
When outdoor environment temperature is low, the natural cooling effect of enclosed nature cooling and energy conserving device 8 is obvious, in this case, control system is closed two-way electronic valve 10 unlatchings, two-way electronic valve 11, enclosed natural cooling device 8 moves, actuating section refrigeration host computer 1 moves, chilled water pump 4 moves, cooling water pump 6 moves, open cooling tower 7 moves, process equipment 3 high-temperature water out is reduced to uniform temperature through the enclosed natural cooling device first, and then further cools to needed temperature through the evaporimeter of refrigeration host computer 1.Enclosed nature cooling and energy conserving device 8 and refrigeration host computer 1 cooperation refrigeration, the operation of enclosed nature cooling and energy conserving device 8 has reduced the running load of refrigeration host computer, saves operation power consumption and the running load of refrigeration host computer 1.
When outdoor environment temperature further reduces again; the natural cooling effect of enclosed nature cooling and energy conserving device 8 is more remarkable; in this case; control system is closed two-way electronic valve 10 unlatchings, two-way electronic valve 11; enclosed natural cooling device 8 independent operatings, refrigeration host computer 1 is shut down, chilled water pump 4 operations; cooling water pump 6 and open cooling tower 7 are shut down, and process equipment high-temperature water out is reduced to the temperature of arts demand through the enclosed natural cooling device.The handpiece Water Chilling Units operation that enclosed nature cooling and energy conserving device 8 independent operatings substitute compression refrigeration provides cryogenic freezing water, and cooling water pump and cooling tower are also out of service, greatly reduce system energy consumption, and energy-saving effect is remarkable.
The utility model provides the basis of process cooling water to increase enclosed nature cooling and energy conserving device, booster water pump, is used for two-way electronic valve, chilled water pipeline system and the control system of switching working mode in original handpiece Water Chilling Units, provided process cooling water from originally only there being single handpiece Water Chilling Units to provide the process cooling water system to become enclosed nature cooling and energy conserving device with the handpiece Water Chilling Units cooperation, or the natural cooling and energy conserving device independent operating of enclosed provides process cooling water.Determine the specification of the enclosed nature cooling and energy conserving device of needs configuration according to the supply backwater temperature difference of total refrigeration duty of process equipment and process cooling water.
Claims (1)
1. process cooling water enclosed Cooling System, this system comprises and is placed in some refrigeration host computers arranged side by side in the main equipment room, process equipment, open cooling tower, cooling water pipeline system, cooling water pump, described each refrigeration host computer includes evaporimeter and condenser, it is characterized in that, this system also comprises enclosed nature cooling and energy conserving device, chilled water pump, chilled water pipeline system, booster water pump, control system and two two-way electronic valves
Described control system is connected with refrigeration host computer, enclosed nature cooling and energy conserving device, open cooling tower, cooling water pump, chilled water pump, booster water pump, two-way electronic valve respectively,
Evaporimeter in each refrigeration host computer, process equipment, booster water pump, enclosed nature cooling and energy conserving device, chilled water pump connect by chilled water pipeline system closed loop successively,
Condenser in each refrigeration host computer, cooling water pump, open cooling tower connect by cooling water pipeline system closed loop successively,
Described enclosed nature cooling and energy conserving device is the sealing and circulating cooling device that filling has cooling working medium in the coil pipe,
Described two two-way electronic valves are installed on respectively on two branch lines of chilled water pipeline system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203997795U CN202757224U (en) | 2012-08-14 | 2012-08-14 | Closed type natural cooling system of technical cooling water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203997795U CN202757224U (en) | 2012-08-14 | 2012-08-14 | Closed type natural cooling system of technical cooling water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202757224U true CN202757224U (en) | 2013-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203997795U Expired - Lifetime CN202757224U (en) | 2012-08-14 | 2012-08-14 | Closed type natural cooling system of technical cooling water |
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| Country | Link |
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| CN (1) | CN202757224U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104791925A (en) * | 2015-03-27 | 2015-07-22 | 仪征祥源动力供应有限公司 | Energy-saving type open cold supply system for cooling tower |
| CN112943456A (en) * | 2021-03-12 | 2021-06-11 | 华能江阴燃机热电有限责任公司 | Auxiliary engine cooling water system of gas-steam combined cycle unit |
| CN114279012A (en) * | 2021-12-22 | 2022-04-05 | 珠海格力电器股份有限公司 | Air conditioning system with interconnected standby device and control method thereof |
| CN118391855A (en) * | 2024-06-27 | 2024-07-26 | 中核兰州铀浓缩有限公司 | System and method for preparing main process cooling water by utilizing natural cold air |
-
2012
- 2012-08-14 CN CN2012203997795U patent/CN202757224U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104791925A (en) * | 2015-03-27 | 2015-07-22 | 仪征祥源动力供应有限公司 | Energy-saving type open cold supply system for cooling tower |
| CN112943456A (en) * | 2021-03-12 | 2021-06-11 | 华能江阴燃机热电有限责任公司 | Auxiliary engine cooling water system of gas-steam combined cycle unit |
| CN112943456B (en) * | 2021-03-12 | 2022-08-12 | 华能江阴燃机热电有限责任公司 | Auxiliary engine cooling water system of gas-steam combined cycle unit |
| CN114279012A (en) * | 2021-12-22 | 2022-04-05 | 珠海格力电器股份有限公司 | Air conditioning system with interconnected standby device and control method thereof |
| CN118391855A (en) * | 2024-06-27 | 2024-07-26 | 中核兰州铀浓缩有限公司 | System and method for preparing main process cooling water by utilizing natural cold air |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130227 |
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| CX01 | Expiry of patent term |